From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH] drm/i915: DP link training optimization Date: Fri, 27 Feb 2015 09:37:44 +0200 Message-ID: <20150227073744.GG11371@intel.com> References: <1424942770-14493-1-git-send-email-mika.kahola@intel.com> <54EFC889.5000504@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id 652526E891 for ; Thu, 26 Feb 2015 23:38:06 -0800 (PST) Content-Disposition: inline In-Reply-To: <54EFC889.5000504@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Todd Previte Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVGh1LCBGZWIgMjYsIDIwMTUgYXQgMDY6Mjk6NDVQTSAtMDcwMCwgVG9kZCBQcmV2aXRlIHdy b3RlOgo+IEhpIE1pa2EsCj4gCj4gT24gMi8yNi8yMDE1IDI6MjYgQU0sIE1pa2EgS2Fob2xhIHdy b3RlOgo+ID4gSW4gYSBjYXNlIHdoZW4gRFAgbGluayBoYXMgYmVlbiBvbmNlIHRyYWluZWQgd2Ug Y2FuIHJldXNlCj4gPiB0aGUgZXhpc3RpbmcgbGluayB0cmFpbmluZyBwYXJhbWV0ZXJzIGkuZS4g dm9sdGFnZSBzd2luZwo+ID4gYW5kIHByZS1lbXBoYXNpcyBsZXZlbHMgZnJvbSBjYWNoZSB3aGVu IHRoZXJlIGlzIGEgbmVlZCB0bwo+ID4gcmVzdGFydCBsaW5rIHRyYWluaW5nLiBJbiBhIGNhc2Ug b2YgZURQIHdlIGluaXRpYWxseSB0cnkKPiA+IHRvIHRyYWluIHRoZSBsaW5rIGJ5IHVzaW5nIHRo ZSBwYXJhbWV0ZXIgc2V0IHRoYXQgd2UgY2FuIGZpbmQKPiA+IGZyb20gVkJULiBUaGUgZmFsbGJh Y2sgb24gYm90aCBjYXNlcyBpcyB0byByZXNldCB0aGUgbGluawo+ID4gdHJhaW5pbmcgcGFyYW1l dGVycyBhbmQgcmVzdGFydC4KPiBJIHRoaW5rIHlvdSBoYXZlIGEgZ29vZCBpZGVhIGhlcmUgZm9y IHRoZSBlRFAgY2FzZS4gQnV0IHRoZSB3YXkgaXQncyAKPiBjb2RlZCwgdGhlcmUgYXBwZWFyIHRv IGJlIGNhc2VzIHdoZXJlIHRoZSBjb2RlIHdpbGwgdHJ5IHRvIHJldXNlIHRoZSAKPiBzYW1lIHRy YWluaW5nIHNldHRpbmdzIGZvciByZWd1bGFyIERQIGFzIHdlbGwuIFRoYXQgd2lsbCBsaWtlbHkg aGF2ZSAKPiBzb21lIHVuZm9ydHVuYXRlIHJlc3VsdHMsIGFzIHRoZXJlJ3Mgbm8gZ3VhcmFudGVl IGZvciBhIG5vcm1hbCBleHRlcm5hbCAKPiBEaXNwbGF5cG9ydCBjb25uZWN0aW9uIHRoYXQgdHJh aW5pbmcgc2V0dGluZ3Mgd2hpY2ggd29ya2VkIG9uY2Ugd2lsbCAKPiB3b3JrIHRoZSBuZXh0IHRp bWUuIFRoaXMgd291bGQgYmUgb2YgcGFydGljdWxhciBjb25jZXJuIHdoZW4gCj4gZGlzY29ubmVj dGluZyBhbmQgcmVjb25uZWN0aW5nIERpc3BsYXlwb3J0IHNpbmsgZGV2aWNlcywgYXMgaXQgYXBw ZWFycyAKPiBhcyB0aG91Z2ggaXQgd291bGQgdHJ5IHRvIHJldHJhaW4gdGhlIG5ld2x5IGNvbm5l Y3RlZCBkZXZpY2UgdXNpbmcgdGhlIAo+IHByZXZpb3VzbHkgdmFsaWQgc2V0dGluZ3MgZm9yIHRo ZSBvbGQgZGV2aWNlLgo+IAo+IElNSE8sIHRoaXMgcmVhbGx5IG5lZWRzIHRvIGJlIHdyaXR0ZW4g YXMgZURQIG9ubHkgYW5kIHN1Y2ggdGhhdCBpdCBjYW4gCj4gbmV2ZXIgb2NjdXIgb24gYW4gZXh0 ZXJuYWwgRGlzcGxheXBvcnQgZGV2aWNlLiBPdGhlcndpc2UsIGl0IHNlZW1zIGxpa2UgCj4gdGhl cmUncyBhIGdvb2QgY2hhbmNlIG9mIGVuZGluZyB1cCB3aXRoIGEgYmxhY2sgc2NyZWVuIHdoZW4g eW91IHBsdWcgaW4gCj4gYSBEaXNwbGF5cG9ydCBtb25pdG9yLgoKSSd2ZSB0aG91Z2h0IHdlIHNo b3VsZCByZXRyYWluIHdpdGggdGhlIHNhbWUgcGFyYW1ldGVycyB3ZSB1c2VkIHRoZQpsYXN0IHRp bWUgaWZmIHRoZSBsaW5rIHdhcyBzdWNjZXN1bGx5IHRyYWluZWQgdXNpbmcgdGhvc2UgcGFyYW1l dGVycwppbiB0aGUgcGFzdCBhbmQgdGhlIHNpbmsgaGFzbid0IGJlZW4gZGlzY29ubmVjdGVkIGlu IHRoZSBtZWFudGltZS4KV2UnZCBkbyB0aGlzIGluIHRoZSBob3BlcyBvZiBzcGVlZGluZyB1cCBz dWJzZXF1ZW50IGxpbmsgdHJhaW5pbmdzLgpTbyByZXNldHRpbmcgdGhlIHNhdmVkIHBhcmFtZXRl cnMgb24gbGluayB0cmFpbmluZyBmYWlsdXJlIGFuZCBsb25nCkhQRCBzaG91bGQgYmUgZ29vZCBl bm91Z2ggaGVyZSwgSSB0aGluay4KCkFuZCB0aGlzIHdheSB0aGUgVkJUIHRoaW5nIGNvdWxkIGp1 c3QgYmUgYSBzcGVjaWFsIGNhc2Ugd2hlcmUgd2UganVzdApzb3J0IG9mIHByZXRlbmQgdGhhdCB3 ZSBzdWNjZXNmdWxseSB0cmFpbmVkIHRoZSBsaW5rIHVzaW5nIHRob3NlCnBhcmFtZXRlcnMgaW4g dGhlIHBhc3QuIE9oIGFuZCB3ZSBjb3VsZCBhbHNvIHJlYWQgb3V0IHRoZSBzdGF0ZSBmcm9tCnRo ZSBoYXJkd2FyZSBkdXJpbmcgaW5pdCwgYW5kIGFzc3VtaW5nIHRoZSBsaW5rIHdhcyB1cCBhbmQg c3RhYmxlIGF0CnRoZSB0aW1lIHdlIGNvdWxkIHBvcHVsYXRlIHRoZSAicHJldmlvdXMgZ29vZCB2 YWx1ZXMiIGZyb20gd2hhdGV2ZXIKdGhlIEJJT1MgYWN0dWFsbHkgcHJvZ3JhbW1lZCBpbnRvIHRo ZSBoYXJkd2FyZS4KCkFueXdheSwgdGhhdCdzIGp1c3QgaG93IEkndmUgaW1hZ2luZWQgd2Ugc2hv dWxkIGltcGxlbWVudCB0aGlzIGtpbmQgb2YKc3R1ZmYuCgotLSAKVmlsbGUgU3lyasOkbMOkCklu dGVsIE9UQwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJ bnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0 cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=